EP 4303246 A1 20240110 - POLYISOCYANATE MIXTURE
Title (en)
POLYISOCYANATE MIXTURE
Title (de)
POLYISOCYANATGEMISCH
Title (fr)
MÉLANGE DE POLYISOCYANATES
Publication
Application
Priority
EP 22182811 A 20220704
Abstract (en)
[origin: WO2024008544A1] The present invention relates to a polyisocyanate mixture containing at least one polyisocyanurate polyisocyanate and at least one polyallophanate polyisocyanate, wherein the polyisocyanate mixture has an amount of monomer diisocyanate of < 0.10 wt.%, determined in accordance with DIN EN ISO 10283:2007-11 by gas chromatography using an internal standard, a isocyanurate group portion of ≥ 40 mol% to ≤ 85 mol%, determined by NMR spectroscopic analysis and based on the total amount of isocyanurate groups and allophanate groups of the polyisocyanate mixture, and an allophanate group portion of ≥ 15 mol% to ≤ 60 mol%, determined by NMR spectroscopic analysis and based on the total amount of isocyanurate groups and allophanate groups of the polyisocyanate mixture.
Abstract (de)
Die vorliegende Erfindung betrifft ein Polyisocyanatgemisch, enthaltend mindestens ein Polyisocyanurat-Polyisocyanat und mindestens ein Polyallophanat-Polyisocyanat, wobei das Polyisocyanatgemisch einen Gehalt an monomeren Diisocyanaten von < 0,10 Gew.-%, bestimmt nach DIN EN ISO 10283:2007-11 gaschromatographisch mit internem Standard, einen Isocyanuratgruppenanteil von ≥ 40 mol-% bis ≤ 85 mol-%, bestimmt durch NMR spektroskopische Analyse und bezogen auf die Gesamtmenge an Isocyanuratgruppen und Allophanatgruppen des Polyisocyanatgemisches, und einen Allophanatgruppenanteil von ≥ 15 mol-% bis ≤ 60 mol-%, bestimmt durch NMR spektroskopische Analyse und bezogen auf die Gesamtmenge an Isocyanuratgruppen und Allophanatgruppen des Polyisocyanatgemisches, aufweist.
IPC 8 full level
C08G 18/78 (2006.01); C08G 18/73 (2006.01); C08G 18/79 (2006.01); C09D 175/06 (2006.01)
CPC (source: EP)
C08G 18/73 (2013.01); C08G 18/7837 (2013.01); C08G 18/792 (2013.01); C09D 175/06 (2013.01)
Citation (applicant)
- EP 0277353 A1 19880810 - BAYER AG [DE]
- EP 0839133 A1 19980506 - RHONE POULENC RORER SA [FR]
- WO 2019061019 A1 20190404 - COVESTRO DEUTSCHLAND AG [DE], et al
- GB 2221465 A 19900207 - MOBAY CORP [US]
- GB 2222161 A 19900228 - MOBAY CORP [US]
- DE 3240613 A1 19840503 - POSTNIKOVA [SU], et al
- DE 3219608 A1 19830929 - NIPPON POLYURETHANE KOGYO KK [JP]
- EP 0100129 A1 19840208 - DSM RESINS BV [NL]
- GB 1391066 A 19750416 - ICI LTD
- GB 1386399 A 19750305 - ICI LTD
- EP 0056158 A1 19820721 - BAYER AG [DE]
- EP 0056159 A1 19820721 - BAYER AG [DE]
- EP 0033581 A1 19810812 - UNIROYAL LTD [CA]
- EP 2883895 A1 20150617 - BAYER MATERIALSCIENCE AG [DE]
- DE 1667309 A1 19720921 - TAKEDA CHEMICAL INDUSTRIES LTD
- EP 0013880 A1 19800806 - BAYER AG [DE]
- EP 0047452 A1 19820317 - BAYER AG [DE]
- DE 2631733 A1 19770210 - AIR PROD & CHEM
- EP 0671426 A1 19950913 - BASF AG [DE]
- EP 1599526 A1 20051130 - DOW GLOBAL TECHNOLOGIES INC [US]
- US 4789705 A 19881206 - KASE MITSUO [JP], et al
- EP 1229016 A2 20020807 - DEGUSSA [DE]
- WO 2005087828 A1 20050922 - BASF AG [DE], et al
- EP 0339396 A1 19891102 - BAYER AG [DE]
- EP 0379914 A2 19900801 - BAYER AG [DE]
- EP 0443167 A1 19910828 - BAYER AG [DE]
- EP 0798299 A1 19971001 - BAYER AG [DE]
- EP 0896009 A1 19990210 - BAYER AG [DE]
- EP 0962455 A1 19991208 - BAYER AG [DE]
- EP 0668271 A1 19950823 - BASF AG [DE]
- WO 9923128 A1 19990514 - RHODIA CHIMIE SA [FR], et al
- EP 0102482 A2 19840314 - BAYER AG [DE]
- WO 2013167404 A1 20131114 - BASF SE [DE], et al
- EP 0962454 A1 19991208 - BAYER AG [DE]
- WO 2015124504 A1 20150827 - BAYER MATERIALSCIENCE AG [DE]
- WO 2017029266 A1 20170223 - COVESTRO DEUTSCHLAND AG [DE]
- DE 1770245 A1 19711007 - BAYER AG
- WO 03002630 A2 20030109 - BAYER AG [DE], et al
- EP 0994117 A1 20000419 - BAYER AG [DE], et al
- EP 1273640 A2 20030108 - DEGUSSA [DE]
- WO 0109260 A1 20010208 - PPG IND OHIO INC [US]
- WO 9422968 A1 19941013 - BASF LACKE & FARBEN [DE], et al
- EP 0276501 A2 19880803 - AKZO NV [NL]
- EP 0249201 A2 19871216 - UNION CARBIDE CORP [US]
- WO 9712945 A1 19970410 - CABOT CORP [US]
- EP 0008127 A1 19800220 - SAARBERGWERKE AG [DE]
- EP 1158013 B1 20050316 - BAYER MATERIALSCIENCE AG [DE]
- EP 0330966 A2 19890906 - BAYER AG [DE]
- EUROPEAN POLYMER JOURNAL, vol. 16, 1979, pages 147 - 148
- H. MEERWEIN ET AL., ANGEW. CHEM., vol. 72, 1960, pages 927 - 934
- "Lacke und Druckfarben", 1998, GEORG THIEME VERLAG, pages: 250 - 252
Citation (search report)
- [X] EP 2767983 A1 20140820 - SANYU REC CO LTD [JP], et al
- [X] JP 2007197642 A 20070809 - ASAHI KASEI CHEMICALS CORP
- [X] JP 2008024828 A 20080207 - ASAHI KASEI CHEMICALS CORP
- [X] EP 3418343 A1 20181226 - MITSUI CHEMICALS INC [JP]
- [T] ANONYMOUS: "Alkylgruppe - Wikipedia", 22 August 2022 (2022-08-22), XP093000380, Retrieved from the Internet <URL:https://de.wikipedia.org/wiki/Alkylgruppe> [retrieved on 20221121]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DOCDB simple family (application)
EP 22182811 A 20220704; EP 2023067775 W 20230629